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This is a test investigating participants magnitude of Delboeuf illusion and Muller-Lyer Illusion.

Race categorization task in which participants are asked to respond 'black' or 'white' to faces presented for750 ms. The stimuli set comprises 16 face models (8 female; 8 male). Each model is presented in 11 racial morphing levels, totaling 176 trials +20 training trials. Response rate can be adjusted in an appropriate funcion (e.g., logistic) to calculate categorization threshold and slope. Developed by 'Grupo de Pesquisa em Percepção Visual' at University of Brasília, Brazil.

A version of the Corsi blocks task with a 4 x 4 grid of blocks to click on

A forward and Backward Digit Span test for Working Memory The test adapts to participnts' answers and a score is calculated following Woods et al. (2012)

A basic n-back task in which sequential items are presented. Participants must click/tap the screen if this item is the same as n-back.

The Balloon Analogue Risk Task

Parametric Go/No-go/Stop — Letters, 750ms, 2 Target/3 Target w/ RST as targets, english

Facial Emotion Perception Test — Five finger, multi-racial, w/ animal controls, index 1